Home / 190,291.92-285,415.20-50,061.48

Finding the Fourth Proportional to 190,291.92, 285,415.20 and 50,061.48

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Solution

The fourth proportional to 190,291.92, 285,415.20 and 50,061.48 is: 75,086.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,291.92 : 285,415.20 = 50,061.48 : x
  2. Step 2: Convert to fraction form
    190,291.92/285,415.20 = 50,061.48/x
  3. Step 3: Cross multiply
    190,291.92x = 285,415.20 × 50,061.48
  4. Step 4: Simplify right side
    190,291.92x = 14,288,307,326.50
  5. Step 5: Solve for x
    x = 14,288,307,326.50/190,291.92
  6. Step 6: Final answer
    x = 75,086.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.